.form {
  flex-direction: column;
  /*height: 600px;*/
  height: 65vh;
}

.form-username, .form-password {
  margin: 10px;
  width: 300px;
}

.font-color {
  color: #CDD5E9;
}

.form-button {
  text-align: center;
  margin: 10px;
  width: 300px;
}

.form-button > button {
  width: 100%
}

.container-body {
  height: 100%;
}